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Related Experiment Videos

Choroidal neovascularization in black patients

D J Pieramici1, N M Bressler, S B Bressler

  • 1Retinal Vascular Center, Wilmer Ophthalmological Institute, Johns Hopkins University School of Medicine, Baltimore, Md.

Archives of Ophthalmology (Chicago, Ill. : 1960)
|August 1, 1994
PubMed
Summary

Choroidal neovascularization (CNV) is rare in black patients at referral centers. Its presentation and response to laser treatment appear similar to white patients, validating clinical trial results for this demographic.

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Area of Science:

  • Ophthalmology
  • Retinal Diseases
  • Vascular Biology

Background:

  • Choroidal neovascularization (CNV) is a significant cause of vision loss.
  • Understanding demographic variations in CNV is crucial for targeted research and treatment.
  • Previous studies have primarily focused on Caucasian populations.

Purpose of the Study:

  • To characterize choroidal neovascularization (CNV) specifically in black patients.
  • To assess the prevalence, demographics, clinical features, and treatment outcomes of CNV in this population.
  • To determine if findings in black patients align with those in white patients, informing the generalizability of clinical trials.

Main Methods:

  • Retrospective review of medical records at a single tertiary retinal referral center.

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  • Identification of all patients diagnosed with CNV between April 1990 and October 1992.
  • Analysis of demographic data, fundus photography, fluorescein angiography, natural history, and response to laser photocoagulation for identified black patients.

    • Main Results:

    • Black patients constituted only 1.4% (25 of 1725) of CNV patients seen at the center.
    • Age-related macular degeneration was the most frequent associated retinal disease.
    • CNV recurrence and visual loss were common in laser-treated eyes.

    Conclusions:

    • Choroidal neovascularization appears to be rare in black patients within a referral center setting.
    • The clinical presentation, natural history, and response to laser treatment seem comparable to white patients.
    • Existing clinical trial data on laser photocoagulation for CNV is likely valid for black patients.